Python Autotester (Leopard only)

I've been doing some Python development lately. Sadly, I could not find an equivalent to Ruby's ZenTest::Autotest. However, there is nose which will run anything test-like in its search path. Then there is Pyobjc pre-installed on Leopard, and Leopard has the new carbon FSEvents API. All I need to do is glue all of those together. Can't be that hard! Fortunately, those famous last words held up this time. Here's a pastie for it:

http://pastebin.com/f675e6b1